Self-inking stamp



FIG. 1 is a front perspective view of a self-inking stamp showing our new design;

FIG. 2 is a front view of the design shown in FIG. 1;

FIG. 3 is a left side view of the design shown in FIG. 1, the right side view being a mirror image of the left side view;

FIG. 4 is a rear view of the design shown in FIG. 1;

FIG. 5 is a top plan view of the design shown in FIG. 1;

FIG. 6 is a bottom plan view of FIG. 1, the stamp pad portion depicted by means of broken lines being for illustrative purposes only and forming no part of the claimed design; and,

FIG. 7 is a rear view of a second embodiment of our new design, the other views thereof being identical to FIGS. 1 through 3 and 5 and 6. 

The ornamental design for a self-inking stamp, as shown and described. 